The president's daughter, Yoon Jae-hee (Jun Do-yeon) is a Korean diplomat in Prague. She has only recently recovered from a devastating break up five years earlier with Ji Young-woo (Kim Min-joon), the son of a prominent Korean businessman. Choi Sang-hyun (Kim Joo-hyuk) is a detective who goes to Prague searching for his ex-girlfriend Hye-joo (Yoon Se-ah). Hye-joo broke up with Sang-hyun over the phone from Prague and Sang-hyun can not accept it.

Sang-hyun meets Jae-hee in Prague and misunderstandings abound. Eventually the two help each other and become friends. When they return to Korea love blossoms, but their respective ex's and very different social status put it to the test.

The story is set in the turbulent North East in 1927. It tells the story of Cao Mofei and his men who confront the Japanese invaders in a bloodbath to build a railway under Chinese control.

Dung Duang Harutai is the story of three kingdoms. Kasit ruled by King Rungsimun is the wealthiest and most powerful but they lack a sea route, for this reason, King Rungsimun had planned to politically wed Princess Munisala of Thanta in order to conveniently use their water route. However, if both Kasit and Thanta were to unite that would cause Puntoolat to become isolated and for this reason, the three kingdoms have longed lived with suspicion of one another.

Princess Munisala decided to flee in order to escape the wedding because she had heard many ruthless stories about King Rungsimun but she accidentally fell into a trap and was rescued by Prince Tiyuttithorn/ Pee Chai of Puntoolat where she asked to seek refuge. Upon hearing the news of Princess Munisala's disappearance and learning that it may be linked to Pee Chai, Princess Tasika feared the start of a war and so she made her way to speak to Pee Chai and got kidnapped by King Rungsimun and brought to Kasit.

Tasika believed she was kidnapped as a hostage in order for Kasit to negotiate Munisala's return and so she began at first to dislike Rungsimun. However Rungsimun had fallen in love with Tasika at first sight and so began their love story, but things get complicated as Mina (Nok) constantly stirs up trouble, by trying to harm Tasika as she was in love with Rungsimun. Meanwhile, Munisala and Tiyuttithorn also started to slowly fall in love.

This story is about the rise and fall of actors and celebrities within the entertainment industry. Not only is the war between the celebrities, but those who fight neck and bone to build them into who they are. People often see the war with the celebrities because they are the face, but little do they know about the agents. The agents, are people who know every inch and centimeter of a celebrities life, they can build you, or kill your career. Every agent desires to have that #1 dara in their agency, and almost every agent will sell their soul or client, for profit.

It tells the love story of Lin Ruo, the eldest lady of Lin mansion who was forced to marry the Prince of Qi, Lu Jun Yi. But Lu Jun Yi has a dark secret that nobody knows, three years ago, he was suddenly infected with a strange poison, which caused him to attack and transform every three hours, sometimes becoming another man, sometimes a woman, and sometimes a child.